package com.sky.service.impl;

import com.sky.constant.StatusConstant;
import com.sky.entity.Orders;
import com.sky.mapper.*;
import com.sky.service.WorkSpaceService;
import com.sky.vo.BusinessDataVO;
import com.sky.vo.DishOverViewVO;
import com.sky.vo.OrderOverViewVO;
import com.sky.vo.SetmealOverViewVO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.time.LocalDateTime;
import java.time.LocalTime;
import java.util.HashMap;
import java.util.Map;

@Service
public class WorkSpaceServiceImpl implements WorkSpaceService {
    @Autowired
    private OrderMapper orderMapper;
    @Autowired
    private UserMapper userMapper;
    @Autowired
    private DishMapper dishMapper;
    @Autowired
    private SetmealMapper setmealMapper;

    @Override
    public BusinessDataVO todayBusinessData(LocalDateTime begin, LocalDateTime end) {

        Map<String, Object> map =new HashMap<>();
        map.put("begin", begin);
        map.put("end", end);


        Integer newUsers = userMapper.getUserCountByMap(map);

        Integer orderCount = orderMapper.getOrderCountByMap(map);
        map.put("status", Orders.COMPLETED);
        Integer validOrderCount = orderMapper.getOrderCountByMap(map);

        Double orderCompletionRate= 0.0;
        if (orderCount!= 0) {
            orderCompletionRate = validOrderCount * 1.0 / orderCount;
        }
        Double turnover = orderMapper.sumByMap(map);
        turnover= turnover==null?0.0:turnover;
        Double unitPrice =0.0;
        if (orderCount!= 0) {
            unitPrice = turnover / orderCount;
        }

        BusinessDataVO build = BusinessDataVO.builder()
                .newUsers(newUsers)
                .unitPrice(unitPrice)
                .orderCompletionRate(orderCompletionRate)
                .validOrderCount(validOrderCount)
                .turnover(turnover)
                .build();
        return build;
    }

    /**
     * 查询订单管理数据
     *
     * @return
     */
    public OrderOverViewVO getOrderOverView() {
        Map<String, Object> map = new HashMap();
        map.put("begin", LocalDateTime.now().with(LocalTime.MIN));
        map.put("end", LocalDateTime.now().with(LocalTime.MAX));
        map.put("status", Orders.TO_BE_CONFIRMED);

        //待接单
        Integer waitingOrders = orderMapper.countByMap(map);

        //待派送
        map.put("status", Orders.CONFIRMED);
        Integer deliveredOrders = orderMapper.countByMap(map);

        //已完成
        map.put("status", Orders.COMPLETED);
        Integer completedOrders = orderMapper.countByMap(map);

        //已取消
        map.put("status", Orders.CANCELLED);
        Integer cancelledOrders = orderMapper.countByMap(map);

        //全部订单
        map.put("status", null);
        Integer allOrders = orderMapper.countByMap(map);

        return OrderOverViewVO.builder()
                .waitingOrders(waitingOrders)
                .deliveredOrders(deliveredOrders)
                .completedOrders(completedOrders)
                .cancelledOrders(cancelledOrders)
                .allOrders(allOrders)
                .build();
    }

    /**
     * 查询菜品总览
     *
     * @return
     */
    public DishOverViewVO getDishOverView() {
        Map map = new HashMap();
        map.put("status", StatusConstant.ENABLE);
        Integer sold = dishMapper.countByMap(map);

        map.put("status", StatusConstant.DISABLE);
        Integer discontinued = dishMapper.countByMap(map);

        return DishOverViewVO.builder()
                .sold(sold)
                .discontinued(discontinued)
                .build();
    }

    /**
     * 查询套餐总览
     *
     * @return
     */
    public SetmealOverViewVO getSetmealOverView() {
        Map map = new HashMap();
        map.put("status", StatusConstant.ENABLE);
        Integer sold = setmealMapper.countByMap(map);

        map.put("status", StatusConstant.DISABLE);
        Integer discontinued = setmealMapper.countByMap(map);

        return SetmealOverViewVO.builder()
                .sold(sold)
                .discontinued(discontinued)
                .build();
    }
}
